Customers would write their anniversaries or special occasions on the cash to celebrate their visits, and come back time and time again to see their bill up on the wall.

“Each one is a message of love and now we can give that love in return,” says Knox's mother Pam Hessler.

(Courtesy: WTOC)

After all of the bills were taken down, the bills added up to $3,714 -- and stretched in piles across the bar. But when some customers heard about generous move, additional donations came in, bringing the total up to $4,104.

It means The Sand Bar's bartenders and musicians will each get about $600.

Knox called it a "labor of love."

She says she's set up a Venmo account to collect donations for others in the service industry on Tybee Island as well.

(Courtesy: WTOC)

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